Tottoko Hamtarou: Anime Dechu!
Tottoko Hamtaro: Anime Dechu! ／ Tottoko Hamtarou Anime Dechu! ／ Tottoko Hamtarō: Anime Dechu! ／ Tottoko Hamutaro Anime Dechu! ／ Tottoko Hamutaro: Anime Dechu! ／ とっとこ ハム太郎 アニメ でちゆ! ／ とっとこ ハム太郎 アニメ でちゆ！ ／ とっとこ ハム太郎 アニメでちゅ!
Description
Tottoko Hamutaro Anime Dechu! is a direct-to-VHS OVA released on September 15, 1999. This was the first attempt at an animated adaptation of Hamtaro, and consists of four short episodes. The VHS was only released as a mail-order from the September 1999 issue of Shogakukan, and given away for free to Shogakukan staff with preschool children. (Source: Hamtaro Wikia)